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editorStatus.ts
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editorStatus.ts
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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import 'vs/css!./media/editorstatus';
import { localize } from 'vs/nls';
import { runAtThisOrScheduleAtNextAnimationFrame } from 'vs/base/browser/dom';
import { format, compare, splitLines } from 'vs/base/common/strings';
import { extname, basename, isEqual } from 'vs/base/common/resources';
import { areFunctions, withNullAsUndefined, withUndefinedAsNull } from 'vs/base/common/types';
import { URI } from 'vs/base/common/uri';
import { Action } from 'vs/base/common/actions';
import { Language } from 'vs/base/common/platform';
import { UntitledTextEditorInput } from 'vs/workbench/services/untitled/common/untitledTextEditorInput';
import { IFileEditorInput, EditorResourceAccessor, IEditorPane, SideBySideEditor, EditorInputCapabilities } from 'vs/workbench/common/editor';
import { EditorInput } from 'vs/workbench/common/editor/editorInput';
import { Disposable, MutableDisposable, DisposableStore } from 'vs/base/common/lifecycle';
import { IEditorAction } from 'vs/editor/common/editorCommon';
import { EndOfLineSequence } from 'vs/editor/common/model';
import { TrimTrailingWhitespaceAction } from 'vs/editor/contrib/linesOperations/browser/linesOperations';
import { IndentUsingSpaces, IndentUsingTabs, DetectIndentation, IndentationToSpacesAction, IndentationToTabsAction } from 'vs/editor/contrib/indentation/browser/indentation';
import { BaseBinaryResourceEditor } from 'vs/workbench/browser/parts/editor/binaryEditor';
import { BinaryResourceDiffEditor } from 'vs/workbench/browser/parts/editor/binaryDiffEditor';
import { IEditorService } from 'vs/workbench/services/editor/common/editorService';
import { IFileService, FILES_ASSOCIATIONS_CONFIG } from 'vs/platform/files/common/files';
import { IInstantiationService } from 'vs/platform/instantiation/common/instantiation';
import { ILanguageService, ILanguageSelection } from 'vs/editor/common/languages/language';
import { Range } from 'vs/editor/common/core/range';
import { Selection } from 'vs/editor/common/core/selection';
import { TabFocus } from 'vs/editor/browser/config/tabFocus';
import { ICommandService, CommandsRegistry } from 'vs/platform/commands/common/commands';
import { IExtensionGalleryService } from 'vs/platform/extensionManagement/common/extensionManagement';
import { EncodingMode, IEncodingSupport, ILanguageSupport, ITextFileService } from 'vs/workbench/services/textfile/common/textfiles';
import { SUPPORTED_ENCODINGS } from 'vs/workbench/services/textfile/common/encoding';
import { ConfigurationChangedEvent, IEditorOptions, EditorOption } from 'vs/editor/common/config/editorOptions';
import { ITextResourceConfigurationService } from 'vs/editor/common/services/textResourceConfiguration';
import { ConfigurationTarget, IConfigurationService } from 'vs/platform/configuration/common/configuration';
import { deepClone } from 'vs/base/common/objects';
import { ICodeEditor, getCodeEditor } from 'vs/editor/browser/editorBrowser';
import { Schemas } from 'vs/base/common/network';
import { IPreferencesService } from 'vs/workbench/services/preferences/common/preferences';
import { IQuickInputService, IQuickPickItem, QuickPickInput } from 'vs/platform/quickinput/common/quickInput';
import { getIconClassesForLanguageId } from 'vs/editor/common/services/getIconClasses';
import { Promises, timeout } from 'vs/base/common/async';
import { INotificationHandle, INotificationService, Severity } from 'vs/platform/notification/common/notification';
import { Event } from 'vs/base/common/event';
import { IAccessibilityService, AccessibilitySupport } from 'vs/platform/accessibility/common/accessibility';
import { IWorkbenchContribution } from 'vs/workbench/common/contributions';
import { IStatusbarEntryAccessor, IStatusbarService, StatusbarAlignment, IStatusbarEntry } from 'vs/workbench/services/statusbar/browser/statusbar';
import { IMarker, IMarkerService, MarkerSeverity, IMarkerData } from 'vs/platform/markers/common/markers';
import { STATUS_BAR_PROMINENT_ITEM_BACKGROUND, STATUS_BAR_PROMINENT_ITEM_FOREGROUND } from 'vs/workbench/common/theme';
import { themeColorFromId } from 'vs/platform/theme/common/themeService';
import { ITelemetryData, ITelemetryService } from 'vs/platform/telemetry/common/telemetry';
import { SideBySideEditorInput } from 'vs/workbench/common/editor/sideBySideEditorInput';
import { AutomaticLanguageDetectionLikelyWrongClassification, AutomaticLanguageDetectionLikelyWrongId, IAutomaticLanguageDetectionLikelyWrongData, ILanguageDetectionService } from 'vs/workbench/services/languageDetection/common/languageDetectionWorkerService';
class SideBySideEditorEncodingSupport implements IEncodingSupport {
constructor(private primary: IEncodingSupport, private secondary: IEncodingSupport) { }
getEncoding(): string | undefined {
return this.primary.getEncoding(); // always report from modified (right hand) side
}
async setEncoding(encoding: string, mode: EncodingMode): Promise<void> {
await Promises.settled([this.primary, this.secondary].map(editor => editor.setEncoding(encoding, mode)));
}
}
class SideBySideEditorLanguageSupport implements ILanguageSupport {
constructor(private primary: ILanguageSupport, private secondary: ILanguageSupport) { }
setLanguageId(languageId: string): void {
[this.primary, this.secondary].forEach(editor => editor.setLanguageId(languageId));
}
}
function toEditorWithEncodingSupport(input: EditorInput): IEncodingSupport | null {
// Untitled Text Editor
if (input instanceof UntitledTextEditorInput) {
return input;
}
// Side by Side (diff) Editor
if (input instanceof SideBySideEditorInput) {
const primaryEncodingSupport = toEditorWithEncodingSupport(input.primary);
const secondaryEncodingSupport = toEditorWithEncodingSupport(input.secondary);
if (primaryEncodingSupport && secondaryEncodingSupport) {
return new SideBySideEditorEncodingSupport(primaryEncodingSupport, secondaryEncodingSupport);
}
return primaryEncodingSupport;
}
// File or Resource Editor
const encodingSupport = input as IFileEditorInput;
if (areFunctions(encodingSupport.setEncoding, encodingSupport.getEncoding)) {
return encodingSupport;
}
// Unsupported for any other editor
return null;
}
function toEditorWithLanguageSupport(input: EditorInput): ILanguageSupport | null {
// Untitled Text Editor
if (input instanceof UntitledTextEditorInput) {
return input;
}
// Side by Side (diff) Editor
if (input instanceof SideBySideEditorInput) {
const primaryLanguageSupport = toEditorWithLanguageSupport(input.primary);
const secondaryLanguageSupport = toEditorWithLanguageSupport(input.secondary);
if (primaryLanguageSupport && secondaryLanguageSupport) {
return new SideBySideEditorLanguageSupport(primaryLanguageSupport, secondaryLanguageSupport);
}
return primaryLanguageSupport;
}
// File or Resource Editor
const languageSupport = input as IFileEditorInput;
if (typeof languageSupport.setLanguageId === 'function') {
return languageSupport;
}
// Unsupported for any other editor
return null;
}
interface IEditorSelectionStatus {
selections?: Selection[];
charactersSelected?: number;
}
class StateChange {
indentation: boolean = false;
selectionStatus: boolean = false;
languageId: boolean = false;
languageStatus: boolean = false;
encoding: boolean = false;
EOL: boolean = false;
tabFocusMode: boolean = false;
columnSelectionMode: boolean = false;
screenReaderMode: boolean = false;
metadata: boolean = false;
combine(other: StateChange) {
this.indentation = this.indentation || other.indentation;
this.selectionStatus = this.selectionStatus || other.selectionStatus;
this.languageId = this.languageId || other.languageId;
this.languageStatus = this.languageStatus || other.languageStatus;
this.encoding = this.encoding || other.encoding;
this.EOL = this.EOL || other.EOL;
this.tabFocusMode = this.tabFocusMode || other.tabFocusMode;
this.columnSelectionMode = this.columnSelectionMode || other.columnSelectionMode;
this.screenReaderMode = this.screenReaderMode || other.screenReaderMode;
this.metadata = this.metadata || other.metadata;
}
hasChanges(): boolean {
return this.indentation
|| this.selectionStatus
|| this.languageId
|| this.languageStatus
|| this.encoding
|| this.EOL
|| this.tabFocusMode
|| this.columnSelectionMode
|| this.screenReaderMode
|| this.metadata;
}
}
type StateDelta = (
{ type: 'selectionStatus'; selectionStatus: string | undefined }
| { type: 'languageId'; languageId: string | undefined }
| { type: 'encoding'; encoding: string | undefined }
| { type: 'EOL'; EOL: string | undefined }
| { type: 'indentation'; indentation: string | undefined }
| { type: 'tabFocusMode'; tabFocusMode: boolean }
| { type: 'columnSelectionMode'; columnSelectionMode: boolean }
| { type: 'screenReaderMode'; screenReaderMode: boolean }
| { type: 'metadata'; metadata: string | undefined }
);
class State {
private _selectionStatus: string | undefined;
get selectionStatus(): string | undefined { return this._selectionStatus; }
private _languageId: string | undefined;
get languageId(): string | undefined { return this._languageId; }
private _encoding: string | undefined;
get encoding(): string | undefined { return this._encoding; }
private _EOL: string | undefined;
get EOL(): string | undefined { return this._EOL; }
private _indentation: string | undefined;
get indentation(): string | undefined { return this._indentation; }
private _tabFocusMode: boolean | undefined;
get tabFocusMode(): boolean | undefined { return this._tabFocusMode; }
private _columnSelectionMode: boolean | undefined;
get columnSelectionMode(): boolean | undefined { return this._columnSelectionMode; }
private _screenReaderMode: boolean | undefined;
get screenReaderMode(): boolean | undefined { return this._screenReaderMode; }
private _metadata: string | undefined;
get metadata(): string | undefined { return this._metadata; }
update(update: StateDelta): StateChange {
const change = new StateChange();
if (update.type === 'selectionStatus') {
if (this._selectionStatus !== update.selectionStatus) {
this._selectionStatus = update.selectionStatus;
change.selectionStatus = true;
}
}
if (update.type === 'indentation') {
if (this._indentation !== update.indentation) {
this._indentation = update.indentation;
change.indentation = true;
}
}
if (update.type === 'languageId') {
if (this._languageId !== update.languageId) {
this._languageId = update.languageId;
change.languageId = true;
}
}
if (update.type === 'encoding') {
if (this._encoding !== update.encoding) {
this._encoding = update.encoding;
change.encoding = true;
}
}
if (update.type === 'EOL') {
if (this._EOL !== update.EOL) {
this._EOL = update.EOL;
change.EOL = true;
}
}
if (update.type === 'tabFocusMode') {
if (this._tabFocusMode !== update.tabFocusMode) {
this._tabFocusMode = update.tabFocusMode;
change.tabFocusMode = true;
}
}
if (update.type === 'columnSelectionMode') {
if (this._columnSelectionMode !== update.columnSelectionMode) {
this._columnSelectionMode = update.columnSelectionMode;
change.columnSelectionMode = true;
}
}
if (update.type === 'screenReaderMode') {
if (this._screenReaderMode !== update.screenReaderMode) {
this._screenReaderMode = update.screenReaderMode;
change.screenReaderMode = true;
}
}
if (update.type === 'metadata') {
if (this._metadata !== update.metadata) {
this._metadata = update.metadata;
change.metadata = true;
}
}
return change;
}
}
const nlsSingleSelectionRange = localize('singleSelectionRange', "Ln {0}, Col {1} ({2} selected)");
const nlsSingleSelection = localize('singleSelection', "Ln {0}, Col {1}");
const nlsMultiSelectionRange = localize('multiSelectionRange', "{0} selections ({1} characters selected)");
const nlsMultiSelection = localize('multiSelection', "{0} selections");
const nlsEOLLF = localize('endOfLineLineFeed', "LF");
const nlsEOLCRLF = localize('endOfLineCarriageReturnLineFeed', "CRLF");
export class EditorStatus extends Disposable implements IWorkbenchContribution {
private readonly tabFocusModeElement = this._register(new MutableDisposable<IStatusbarEntryAccessor>());
private readonly columnSelectionModeElement = this._register(new MutableDisposable<IStatusbarEntryAccessor>());
private readonly screenRedearModeElement = this._register(new MutableDisposable<IStatusbarEntryAccessor>());
private readonly indentationElement = this._register(new MutableDisposable<IStatusbarEntryAccessor>());
private readonly selectionElement = this._register(new MutableDisposable<IStatusbarEntryAccessor>());
private readonly encodingElement = this._register(new MutableDisposable<IStatusbarEntryAccessor>());
private readonly eolElement = this._register(new MutableDisposable<IStatusbarEntryAccessor>());
private readonly languageElement = this._register(new MutableDisposable<IStatusbarEntryAccessor>());
private readonly metadataElement = this._register(new MutableDisposable<IStatusbarEntryAccessor>());
private readonly currentProblemStatus: ShowCurrentMarkerInStatusbarContribution = this._register(this.instantiationService.createInstance(ShowCurrentMarkerInStatusbarContribution));
private readonly state = new State();
private readonly activeEditorListeners = this._register(new DisposableStore());
private readonly delayedRender = this._register(new MutableDisposable());
private toRender: StateChange | null = null;
private screenReaderNotification: INotificationHandle | null = null;
private promptedScreenReader: boolean = false;
constructor(
@IEditorService private readonly editorService: IEditorService,
@IQuickInputService private readonly quickInputService: IQuickInputService,
@ILanguageService private readonly languageService: ILanguageService,
@ITextFileService private readonly textFileService: ITextFileService,
@IConfigurationService private readonly configurationService: IConfigurationService,
@INotificationService private readonly notificationService: INotificationService,
@IAccessibilityService private readonly accessibilityService: IAccessibilityService,
@IStatusbarService private readonly statusbarService: IStatusbarService,
@IInstantiationService private readonly instantiationService: IInstantiationService
) {
super();
this.registerCommands();
this.registerListeners();
}
private registerListeners(): void {
this._register(this.editorService.onDidActiveEditorChange(() => this.updateStatusBar()));
this._register(this.textFileService.untitled.onDidChangeEncoding(model => this.onResourceEncodingChange(model.resource)));
this._register(this.textFileService.files.onDidChangeEncoding(model => this.onResourceEncodingChange((model.resource))));
this._register(TabFocus.onDidChangeTabFocus(() => this.onTabFocusModeChange()));
}
private registerCommands(): void {
CommandsRegistry.registerCommand({ id: 'showEditorScreenReaderNotification', handler: () => this.showScreenReaderNotification() });
CommandsRegistry.registerCommand({ id: 'changeEditorIndentation', handler: () => this.showIndentationPicker() });
}
private showScreenReaderNotification(): void {
if (!this.screenReaderNotification) {
this.screenReaderNotification = this.notificationService.prompt(
Severity.Info,
localize('screenReaderDetectedExplanation.question', "Are you using a screen reader to operate VS Code? (word wrap is disabled when using a screen reader)"),
[{
label: localize('screenReaderDetectedExplanation.answerYes', "Yes"),
run: () => {
this.configurationService.updateValue('editor.accessibilitySupport', 'on');
}
}, {
label: localize('screenReaderDetectedExplanation.answerNo', "No"),
run: () => {
this.configurationService.updateValue('editor.accessibilitySupport', 'off');
}
}],
{ sticky: true }
);
Event.once(this.screenReaderNotification.onDidClose)(() => this.screenReaderNotification = null);
}
}
private async showIndentationPicker(): Promise<unknown> {
const activeTextEditorControl = getCodeEditor(this.editorService.activeTextEditorControl);
if (!activeTextEditorControl) {
return this.quickInputService.pick([{ label: localize('noEditor', "No text editor active at this time") }]);
}
if (this.editorService.activeEditor?.hasCapability(EditorInputCapabilities.Readonly)) {
return this.quickInputService.pick([{ label: localize('noWritableCodeEditor', "The active code editor is read-only.") }]);
}
const picks: QuickPickInput<IQuickPickItem & { run(): void }>[] = [
activeTextEditorControl.getAction(IndentUsingSpaces.ID),
activeTextEditorControl.getAction(IndentUsingTabs.ID),
activeTextEditorControl.getAction(DetectIndentation.ID),
activeTextEditorControl.getAction(IndentationToSpacesAction.ID),
activeTextEditorControl.getAction(IndentationToTabsAction.ID),
activeTextEditorControl.getAction(TrimTrailingWhitespaceAction.ID)
].map((a: IEditorAction) => {
return {
id: a.id,
label: a.label,
detail: (Language.isDefaultVariant() || a.label === a.alias) ? undefined : a.alias,
run: () => {
activeTextEditorControl.focus();
a.run();
}
};
});
picks.splice(3, 0, { type: 'separator', label: localize('indentConvert', "convert file") });
picks.unshift({ type: 'separator', label: localize('indentView', "change view") });
const action = await this.quickInputService.pick(picks, { placeHolder: localize('pickAction', "Select Action"), matchOnDetail: true });
return action?.run();
}
private updateTabFocusModeElement(visible: boolean): void {
if (visible) {
if (!this.tabFocusModeElement.value) {
const text = localize('tabFocusModeEnabled', "Tab Moves Focus");
this.tabFocusModeElement.value = this.statusbarService.addEntry({
name: localize('status.editor.tabFocusMode', "Accessibility Mode"),
text,
ariaLabel: text,
tooltip: localize('disableTabMode', "Disable Accessibility Mode"),
command: 'editor.action.toggleTabFocusMode',
backgroundColor: themeColorFromId(STATUS_BAR_PROMINENT_ITEM_BACKGROUND),
color: themeColorFromId(STATUS_BAR_PROMINENT_ITEM_FOREGROUND)
}, 'status.editor.tabFocusMode', StatusbarAlignment.RIGHT, 100.7);
}
} else {
this.tabFocusModeElement.clear();
}
}
private updateColumnSelectionModeElement(visible: boolean): void {
if (visible) {
if (!this.columnSelectionModeElement.value) {
const text = localize('columnSelectionModeEnabled', "Column Selection");
this.columnSelectionModeElement.value = this.statusbarService.addEntry({
name: localize('status.editor.columnSelectionMode', "Column Selection Mode"),
text,
ariaLabel: text,
tooltip: localize('disableColumnSelectionMode', "Disable Column Selection Mode"),
command: 'editor.action.toggleColumnSelection',
backgroundColor: themeColorFromId(STATUS_BAR_PROMINENT_ITEM_BACKGROUND),
color: themeColorFromId(STATUS_BAR_PROMINENT_ITEM_FOREGROUND)
}, 'status.editor.columnSelectionMode', StatusbarAlignment.RIGHT, 100.8);
}
} else {
this.columnSelectionModeElement.clear();
}
}
private updateScreenReaderModeElement(visible: boolean): void {
if (visible) {
if (!this.screenRedearModeElement.value) {
const text = localize('screenReaderDetected', "Screen Reader Optimized");
this.screenRedearModeElement.value = this.statusbarService.addEntry({
name: localize('status.editor.screenReaderMode', "Screen Reader Mode"),
text,
ariaLabel: text,
command: 'showEditorScreenReaderNotification',
backgroundColor: themeColorFromId(STATUS_BAR_PROMINENT_ITEM_BACKGROUND),
color: themeColorFromId(STATUS_BAR_PROMINENT_ITEM_FOREGROUND)
}, 'status.editor.screenReaderMode', StatusbarAlignment.RIGHT, 100.6);
}
} else {
this.screenRedearModeElement.clear();
}
}
private updateSelectionElement(text: string | undefined): void {
if (!text) {
this.selectionElement.clear();
return;
}
const props: IStatusbarEntry = {
name: localize('status.editor.selection', "Editor Selection"),
text,
ariaLabel: text,
tooltip: localize('gotoLine', "Go to Line/Column"),
command: 'workbench.action.gotoLine'
};
this.updateElement(this.selectionElement, props, 'status.editor.selection', StatusbarAlignment.RIGHT, 100.5);
}
private updateIndentationElement(text: string | undefined): void {
if (!text) {
this.indentationElement.clear();
return;
}
const props: IStatusbarEntry = {
name: localize('status.editor.indentation', "Editor Indentation"),
text,
ariaLabel: text,
tooltip: localize('selectIndentation', "Select Indentation"),
command: 'changeEditorIndentation'
};
this.updateElement(this.indentationElement, props, 'status.editor.indentation', StatusbarAlignment.RIGHT, 100.4);
}
private updateEncodingElement(text: string | undefined): void {
if (!text) {
this.encodingElement.clear();
return;
}
const props: IStatusbarEntry = {
name: localize('status.editor.encoding', "Editor Encoding"),
text,
ariaLabel: text,
tooltip: localize('selectEncoding', "Select Encoding"),
command: 'workbench.action.editor.changeEncoding'
};
this.updateElement(this.encodingElement, props, 'status.editor.encoding', StatusbarAlignment.RIGHT, 100.3);
}
private updateEOLElement(text: string | undefined): void {
if (!text) {
this.eolElement.clear();
return;
}
const props: IStatusbarEntry = {
name: localize('status.editor.eol', "Editor End of Line"),
text,
ariaLabel: text,
tooltip: localize('selectEOL', "Select End of Line Sequence"),
command: 'workbench.action.editor.changeEOL'
};
this.updateElement(this.eolElement, props, 'status.editor.eol', StatusbarAlignment.RIGHT, 100.2);
}
private updateLanguageIdElement(text: string | undefined): void {
if (!text) {
this.languageElement.clear();
return;
}
const props: IStatusbarEntry = {
name: localize('status.editor.mode', "Editor Language"),
text,
ariaLabel: text,
tooltip: localize('selectLanguageMode', "Select Language Mode"),
command: 'workbench.action.editor.changeLanguageMode'
};
this.updateElement(this.languageElement, props, 'status.editor.mode', StatusbarAlignment.RIGHT, 100.1);
}
private updateMetadataElement(text: string | undefined): void {
if (!text) {
this.metadataElement.clear();
return;
}
const props: IStatusbarEntry = {
name: localize('status.editor.info', "File Information"),
text,
ariaLabel: text,
tooltip: localize('fileInfo', "File Information")
};
this.updateElement(this.metadataElement, props, 'status.editor.info', StatusbarAlignment.RIGHT, 100);
}
private updateElement(element: MutableDisposable<IStatusbarEntryAccessor>, props: IStatusbarEntry, id: string, alignment: StatusbarAlignment, priority: number) {
if (!element.value) {
element.value = this.statusbarService.addEntry(props, id, alignment, priority);
} else {
element.value.update(props);
}
}
private updateState(update: StateDelta): void {
const changed = this.state.update(update);
if (!changed.hasChanges()) {
return; // Nothing really changed
}
if (!this.toRender) {
this.toRender = changed;
this.delayedRender.value = runAtThisOrScheduleAtNextAnimationFrame(() => {
this.delayedRender.clear();
const toRender = this.toRender;
this.toRender = null;
if (toRender) {
this.doRenderNow(toRender);
}
});
} else {
this.toRender.combine(changed);
}
}
private doRenderNow(changed: StateChange): void {
this.updateTabFocusModeElement(!!this.state.tabFocusMode);
this.updateColumnSelectionModeElement(!!this.state.columnSelectionMode);
this.updateScreenReaderModeElement(!!this.state.screenReaderMode);
this.updateIndentationElement(this.state.indentation);
this.updateSelectionElement(this.state.selectionStatus);
this.updateEncodingElement(this.state.encoding);
this.updateEOLElement(this.state.EOL ? this.state.EOL === '\r\n' ? nlsEOLCRLF : nlsEOLLF : undefined);
this.updateLanguageIdElement(this.state.languageId);
this.updateMetadataElement(this.state.metadata);
}
private getSelectionLabel(info: IEditorSelectionStatus): string | undefined {
if (!info || !info.selections) {
return undefined;
}
if (info.selections.length === 1) {
if (info.charactersSelected) {
return format(nlsSingleSelectionRange, info.selections[0].positionLineNumber, info.selections[0].positionColumn, info.charactersSelected);
}
return format(nlsSingleSelection, info.selections[0].positionLineNumber, info.selections[0].positionColumn);
}
if (info.charactersSelected) {
return format(nlsMultiSelectionRange, info.selections.length, info.charactersSelected);
}
if (info.selections.length > 0) {
return format(nlsMultiSelection, info.selections.length);
}
return undefined;
}
private updateStatusBar(): void {
const activeInput = this.editorService.activeEditor;
const activeEditorPane = this.editorService.activeEditorPane;
const activeCodeEditor = activeEditorPane ? withNullAsUndefined(getCodeEditor(activeEditorPane.getControl())) : undefined;
// Update all states
this.onColumnSelectionModeChange(activeCodeEditor);
this.onScreenReaderModeChange(activeCodeEditor);
this.onSelectionChange(activeCodeEditor);
this.onLanguageChange(activeCodeEditor, activeInput);
this.onEOLChange(activeCodeEditor);
this.onEncodingChange(activeEditorPane, activeCodeEditor);
this.onIndentationChange(activeCodeEditor);
this.onMetadataChange(activeEditorPane);
this.currentProblemStatus.update(activeCodeEditor);
// Dispose old active editor listeners
this.activeEditorListeners.clear();
// Attach new listeners to active editor
if (activeEditorPane) {
this.activeEditorListeners.add(activeEditorPane.onDidChangeControl(() => {
// Since our editor status is mainly observing the
// active editor control, do a full update whenever
// the control changes.
this.updateStatusBar();
}));
}
// Attach new listeners to active code editor
if (activeCodeEditor) {
// Hook Listener for Configuration changes
this.activeEditorListeners.add(activeCodeEditor.onDidChangeConfiguration((event: ConfigurationChangedEvent) => {
if (event.hasChanged(EditorOption.columnSelection)) {
this.onColumnSelectionModeChange(activeCodeEditor);
}
if (event.hasChanged(EditorOption.accessibilitySupport)) {
this.onScreenReaderModeChange(activeCodeEditor);
}
}));
// Hook Listener for Selection changes
this.activeEditorListeners.add(activeCodeEditor.onDidChangeCursorPosition(() => {
this.onSelectionChange(activeCodeEditor);
this.currentProblemStatus.update(activeCodeEditor);
}));
// Hook Listener for language changes
this.activeEditorListeners.add(activeCodeEditor.onDidChangeModelLanguage(() => {
this.onLanguageChange(activeCodeEditor, activeInput);
}));
// Hook Listener for content changes
this.activeEditorListeners.add(activeCodeEditor.onDidChangeModelContent(e => {
this.onEOLChange(activeCodeEditor);
this.currentProblemStatus.update(activeCodeEditor);
const selections = activeCodeEditor.getSelections();
if (selections) {
for (const change of e.changes) {
if (selections.some(selection => Range.areIntersecting(selection, change.range))) {
this.onSelectionChange(activeCodeEditor);
break;
}
}
}
}));
// Hook Listener for content options changes
this.activeEditorListeners.add(activeCodeEditor.onDidChangeModelOptions(() => {
this.onIndentationChange(activeCodeEditor);
}));
}
// Handle binary editors
else if (activeEditorPane instanceof BaseBinaryResourceEditor || activeEditorPane instanceof BinaryResourceDiffEditor) {
const binaryEditors: BaseBinaryResourceEditor[] = [];
if (activeEditorPane instanceof BinaryResourceDiffEditor) {
const primary = activeEditorPane.getPrimaryEditorPane();
if (primary instanceof BaseBinaryResourceEditor) {
binaryEditors.push(primary);
}
const secondary = activeEditorPane.getSecondaryEditorPane();
if (secondary instanceof BaseBinaryResourceEditor) {
binaryEditors.push(secondary);
}
} else {
binaryEditors.push(activeEditorPane);
}
for (const editor of binaryEditors) {
this.activeEditorListeners.add(editor.onDidChangeMetadata(() => {
this.onMetadataChange(activeEditorPane);
}));
this.activeEditorListeners.add(editor.onDidOpenInPlace(() => {
this.updateStatusBar();
}));
}
}
}
private onLanguageChange(editorWidget: ICodeEditor | undefined, editorInput: EditorInput | undefined): void {
let info: StateDelta = { type: 'languageId', languageId: undefined };
// We only support text based editors
if (editorWidget && editorInput && toEditorWithLanguageSupport(editorInput)) {
const textModel = editorWidget.getModel();
if (textModel) {
const languageId = textModel.getLanguageId();
info.languageId = withNullAsUndefined(this.languageService.getLanguageName(languageId));
}
}
this.updateState(info);
}
private onIndentationChange(editorWidget: ICodeEditor | undefined): void {
const update: StateDelta = { type: 'indentation', indentation: undefined };
if (editorWidget) {
const model = editorWidget.getModel();
if (model) {
const modelOpts = model.getOptions();
update.indentation = (
modelOpts.insertSpaces
? localize('spacesSize', "Spaces: {0}", modelOpts.indentSize)
: localize({ key: 'tabSize', comment: ['Tab corresponds to the tab key'] }, "Tab Size: {0}", modelOpts.tabSize)
);
}
}
this.updateState(update);
}
private onMetadataChange(editor: IEditorPane | undefined): void {
const update: StateDelta = { type: 'metadata', metadata: undefined };
if (editor instanceof BaseBinaryResourceEditor || editor instanceof BinaryResourceDiffEditor) {
update.metadata = editor.getMetadata();
}
this.updateState(update);
}
private onColumnSelectionModeChange(editorWidget: ICodeEditor | undefined): void {
const info: StateDelta = { type: 'columnSelectionMode', columnSelectionMode: false };
if (editorWidget?.getOption(EditorOption.columnSelection)) {
info.columnSelectionMode = true;
}
this.updateState(info);
}
private onScreenReaderModeChange(editorWidget: ICodeEditor | undefined): void {
let screenReaderMode = false;
// We only support text based editors
if (editorWidget) {
const screenReaderDetected = this.accessibilityService.isScreenReaderOptimized();
if (screenReaderDetected) {
const screenReaderConfiguration = this.configurationService.getValue<IEditorOptions>('editor')?.accessibilitySupport;
if (screenReaderConfiguration === 'auto') {
if (!this.promptedScreenReader) {
this.promptedScreenReader = true;
setTimeout(() => this.showScreenReaderNotification(), 100);
}
}
}
screenReaderMode = (editorWidget.getOption(EditorOption.accessibilitySupport) === AccessibilitySupport.Enabled);
}
if (screenReaderMode === false && this.screenReaderNotification) {
this.screenReaderNotification.close();
}
this.updateState({ type: 'screenReaderMode', screenReaderMode: screenReaderMode });
}
private onSelectionChange(editorWidget: ICodeEditor | undefined): void {
const info: IEditorSelectionStatus = Object.create(null);
// We only support text based editors
if (editorWidget) {
// Compute selection(s)
info.selections = editorWidget.getSelections() || [];
// Compute selection length
info.charactersSelected = 0;
const textModel = editorWidget.getModel();
if (textModel) {
for (const selection of info.selections) {
if (typeof info.charactersSelected !== 'number') {
info.charactersSelected = 0;
}
info.charactersSelected += textModel.getCharacterCountInRange(selection);
}
}
// Compute the visible column for one selection. This will properly handle tabs and their configured widths
if (info.selections.length === 1) {
const editorPosition = editorWidget.getPosition();
let selectionClone = new Selection(
info.selections[0].selectionStartLineNumber,
info.selections[0].selectionStartColumn,
info.selections[0].positionLineNumber,
editorPosition ? editorWidget.getStatusbarColumn(editorPosition) : info.selections[0].positionColumn
);
info.selections[0] = selectionClone;
}
}
this.updateState({ type: 'selectionStatus', selectionStatus: this.getSelectionLabel(info) });
}
private onEOLChange(editorWidget: ICodeEditor | undefined): void {
const info: StateDelta = { type: 'EOL', EOL: undefined };
if (editorWidget && !editorWidget.getOption(EditorOption.readOnly)) {
const codeEditorModel = editorWidget.getModel();
if (codeEditorModel) {
info.EOL = codeEditorModel.getEOL();
}
}
this.updateState(info);
}
private onEncodingChange(editor: IEditorPane | undefined, editorWidget: ICodeEditor | undefined): void {
if (editor && !this.isActiveEditor(editor)) {
return;
}
const info: StateDelta = { type: 'encoding', encoding: undefined };
// We only support text based editors that have a model associated
// This ensures we do not show the encoding picker while an editor
// is still loading.
if (editor && editorWidget?.hasModel()) {
const encodingSupport: IEncodingSupport | null = editor.input ? toEditorWithEncodingSupport(editor.input) : null;
if (encodingSupport) {
const rawEncoding = encodingSupport.getEncoding();
const encodingInfo = typeof rawEncoding === 'string' ? SUPPORTED_ENCODINGS[rawEncoding] : undefined;
if (encodingInfo) {
info.encoding = encodingInfo.labelShort; // if we have a label, take it from there
} else {
info.encoding = rawEncoding; // otherwise use it raw
}
}
}
this.updateState(info);
}
private onResourceEncodingChange(resource: URI): void {
const activeEditorPane = this.editorService.activeEditorPane;
if (activeEditorPane) {
const activeResource = EditorResourceAccessor.getCanonicalUri(activeEditorPane.input, { supportSideBySide: SideBySideEditor.PRIMARY });
if (activeResource && isEqual(activeResource, resource)) {
const activeCodeEditor = withNullAsUndefined(getCodeEditor(activeEditorPane.getControl()));
return this.onEncodingChange(activeEditorPane, activeCodeEditor); // only update if the encoding changed for the active resource
}
}
}
private onTabFocusModeChange(): void {
const info: StateDelta = { type: 'tabFocusMode', tabFocusMode: TabFocus.getTabFocusMode() };
this.updateState(info);
}
private isActiveEditor(control: IEditorPane): boolean {
const activeEditorPane = this.editorService.activeEditorPane;
return !!activeEditorPane && activeEditorPane === control;
}
}
class ShowCurrentMarkerInStatusbarContribution extends Disposable {
private readonly statusBarEntryAccessor: MutableDisposable<IStatusbarEntryAccessor>;
private editor: ICodeEditor | undefined = undefined;
private markers: IMarker[] = [];
private currentMarker: IMarker | null = null;
constructor(
@IStatusbarService private readonly statusbarService: IStatusbarService,
@IMarkerService private readonly markerService: IMarkerService,
@IConfigurationService private readonly configurationService: IConfigurationService,
) {
super();
this.statusBarEntryAccessor = this._register(new MutableDisposable<IStatusbarEntryAccessor>());
this._register(markerService.onMarkerChanged(changedResources => this.onMarkerChanged(changedResources)));
this._register(Event.filter(configurationService.onDidChangeConfiguration, e => e.affectsConfiguration('problems.showCurrentInStatus'))(() => this.updateStatus()));
}
update(editor: ICodeEditor | undefined): void {
this.editor = editor;
this.updateMarkers();
this.updateStatus();
}
private updateStatus(): void {
const previousMarker = this.currentMarker;
this.currentMarker = this.getMarker();
if (this.hasToUpdateStatus(previousMarker, this.currentMarker)) {
if (this.currentMarker) {
const line = splitLines(this.currentMarker.message)[0];
const text = `${this.getType(this.currentMarker)} ${line}`;
if (!this.statusBarEntryAccessor.value) {
this.statusBarEntryAccessor.value = this.statusbarService.addEntry({ name: localize('currentProblem', "Current Problem"), text: '', ariaLabel: '' }, 'statusbar.currentProblem', StatusbarAlignment.LEFT);
}
this.statusBarEntryAccessor.value.update({ name: localize('currentProblem', "Current Problem"), text, ariaLabel: text });
} else {
this.statusBarEntryAccessor.clear();
}
}
}
private hasToUpdateStatus(previousMarker: IMarker | null, currentMarker: IMarker | null): boolean {
if (!currentMarker) {
return true;
}
if (!previousMarker) {
return true;
}
return IMarkerData.makeKey(previousMarker) !== IMarkerData.makeKey(currentMarker);
}
private getType(marker: IMarker): string {
switch (marker.severity) {
case MarkerSeverity.Error: return '$(error)';
case MarkerSeverity.Warning: return '$(warning)';
case MarkerSeverity.Info: return '$(info)';
}
return '';
}
private getMarker(): IMarker | null {
if (!this.configurationService.getValue<boolean>('problems.showCurrentInStatus')) {
return null;
}
if (!this.editor) {
return null;
}
const model = this.editor.getModel();
if (!model) {
return null;
}
const position = this.editor.getPosition();
if (!position) {
return null;
}
return this.markers.find(marker => Range.containsPosition(marker, position)) || null;